Make missing strings translatable, update locale files and German (#19)

* Make a bunch of strings translatable

* Update locale files

* Update German translation

locale/signs_lib.ms.tr

@@ -1,27 +1,12 @@
 # textdomain: signs_lib
 Locked sign, owned by @1@n=Papan tanda berkunci, milik @1@n
+Skims through all currently-loaded sign-bearing mapblocks, clears away any entities within each sign's node space, and regenerates their text entities, if any.=
+There are no signs in the currently-loaded terrain.=
+Found a total of @1 sign nodes across @2 blocks.=
+Regenerating sign entities ...=
+Finished.=
 Write=
-@1 wrote "@2" to sign at @3=
-@1 flipped the wide-font switch to "@2" at @3=
-@1 flipped the unicode-font switch to "@2" at @3=
-
-
-##### not used anymore #####
-
-locked =berkunci 
-@1 wrote "@2" to @3sign at @4=@1 menulis "@2" atas papan tanda @3dekat @4
-Sign=Papan Tanda
-Can edit all locked signs=Boleh sunting semua papan tanda berkunci
-Locked Sign=Papan Tanda Berkunci
-green=hijau
-yellow=kuning
-red=merah
-white_red=putih_merah
-white_black=putih_hitam
-orange=jingga
-blue=biru
-brown=perang
-Sign (@1, metal)=Papan Tanda (@1, logam)
-Attempt to register unknown node as fence=Cuba untuk mendaftar nod tidak diketahui sebagai pagar
-Registered @1 and @2=Telah daftar @1 dan @2
-[MOD] signs loaded=[MODS] signs telah dimuatkan
+Unicode font=
+Wide font=
+Wooden Wall Sign=
+Steel Wall Sign=